CX-7-SM CRYSTAL
20 MHz to 50 MHz
Ultra-Miniature, Low Profile
AT-Cut Surface Mount Crystal
™
actual size
side view
DESCRIPTION
STATEK’s ultra-miniature, low profile CX-7-SM AT-cut crystals
in leadless ceramic packages are designed for surface
mounting on printed circuit boards or hybrid circuits. These
crystals are low profile and have a very small land pattern.
Maximum process temperature should not exceed 260OC.
PACKAGE DIMENSIONS
FEATURES
Designed for surface mount applications using infrared,
vapor phase, wave solder or epoxy mount techniques
Low profile (less than 1.2mm) hermeitcally sealed
ceraminc package
TOP
BOTTOM
A
Excellent aging characteristics
Available with glass or ceramic lid
High shock and vibration resistance
Custom designs available
D
B
C
Full military testing available
TYP.
MAX.
INCHES
Designed and manufactured in the USA
DIM
INCHES
.157
.072
-
mm
mm
A
B
4.00
1.83
-
.162
.085
4.11
2.16
APPLICATIONS
C
see below
Industrial, Computer & Communications
General purpose clock oscillator
PCMCIA
D
.035
0.89
.045
1.14
DIM “C”
MAX
SM1
SM2
SM3
GLASS LID
CERAMIC LID
INCHES
.045
mm
1.14
1.17
1.22
INCHES
.050
mm
1.27
1.30
1.35
Fax, Modem and LAN
Smart card
.046
.051
.048
.053
PDA and notebook computers
Handheld instrumentation
Cellular
SUGGESTED LAND PATTERN
PCS
GRID COURTYARD
.177[4.50]
Military & Aerospace
Airborne hybrid computer
Military high speed modem
MCM
.121[3.07]
.092
[2.34]
.055[1.40]
.067[1.70]
10155 - Rev A
RSG Electronic Components GmbH - Sprendlinger Landstr. 115 - 63069 Offenbach - Germany -
www.rsg-electronic.de